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-rw-r--r--bin/gensquashfs/options.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/bin/gensquashfs/options.c b/bin/gensquashfs/options.c
index c0bdb00..f263bce 100644
--- a/bin/gensquashfs/options.c
+++ b/bin/gensquashfs/options.c
@@ -178,6 +178,20 @@ const char *sort_details =
" 1337 \"usr/share/my \\\"special\\\" file \"\n"
"\n\n";
+static const char *xattr_details =
+"The format of xattr files tries to immitate the format generated\n"
+"by `getfattr --dump`.\n"
+"\n"
+"Example:\n"
+" # file: dev/\n"
+" security.selinux=\"system_u:object_r:device_t:s0\"\n"
+" user.beverage_preference=0xCAFECAFEDECAFBAD\n"
+"\n"
+" # file: dev/rfkill\n"
+" security.selinux=\"system_u:object_r:wireless_device_t:s0\"\n"
+" system.posix_acl_access=0sSGVsbG8gdGhlcmUgOi0pCg==\n"
+"\n\n";
+
void process_command_line(options_t *opt, int argc, char **argv)
{
bool have_compressor;
@@ -307,6 +321,7 @@ void process_command_line(options_t *opt, int argc, char **argv)
fputs(extra_options, stdout);
fputs(pack_details, stdout);
fputs(sort_details, stdout);
+ fputs(xattr_details, stdout);
compressor_print_available();
exit(EXIT_SUCCESS);
case 'V':